Light guard



FIG. 1 is a perspective view of the light guard showing our new design;

FIG. 2 is a side elevational view of the light guard of FIG. 1;

FIG. 3 is an elevational view of the light guard taken from the side opposite that shown in FIG. 2;

FIG. 4 is a front elevational view of the light guard of FIG. 1;

FIG. 5 is a rear view of the light guard of FIG. 1;

FIG. 6 is a top plan view of the light guard of FIG. 1; and

FIG. 7 is a bottom end view of the light guard of FIG. 1. 

The ornamental design for a light guard, substantially as shown and described. 